Two New Lignan Derivatives from Jatropha curcas
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Two new lignan derivatives, jatrolignan A (1) and B (2), were isolated from the aerial parts of Jatropha curcas. Their structures were elucidated by spectroscopic methods, including extensive 1D and 2D NMR experiments, as well as high-resolution ESI mass analysis.
KeywordsEuphorbiaceae Jatropha curcas lignans
The authors are grateful to the staff of the analytical group at the State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences for the spectral data.
This work was supported by the National Natural Science Foundation of China (31760098, 31360080) and the Young Academic and Technical Leader Raising Foundation of Yunnan Province to J.-J. Xu (2014HB013).